diff options
author | cyberta <cyberta@riseup.net> | 2020-01-25 14:40:13 -0600 |
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committer | cyberta <cyberta@riseup.net> | 2020-01-25 14:40:13 -0600 |
commit | 20f906ef16d10d7f69a7355bd590ae99cb64723b (patch) | |
tree | 7ac1f22830665496ff742b097f53d5b73ba3c74f /app/src/main/java/se/leap/bitmaskclient/firewall/ShutdownIPv6FirewallTask.java | |
parent | e29188b051aa57939e56d5fc9110eddb1d9a4bdf (diff) |
add and remove configuring tethering rules on vpn start and shutdown
Diffstat (limited to 'app/src/main/java/se/leap/bitmaskclient/firewall/ShutdownIPv6FirewallTask.java')
-rw-r--r-- | app/src/main/java/se/leap/bitmaskclient/firewall/ShutdownIPv6FirewallTask.java | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/firewall/ShutdownIPv6FirewallTask.java b/app/src/main/java/se/leap/bitmaskclient/firewall/ShutdownIPv6FirewallTask.java new file mode 100644 index 00000000..dbdbf769 --- /dev/null +++ b/app/src/main/java/se/leap/bitmaskclient/firewall/ShutdownIPv6FirewallTask.java @@ -0,0 +1,55 @@ +package se.leap.bitmaskclient.firewall; + +import android.os.AsyncTask; +import android.util.Log; + +import java.lang.ref.WeakReference; + +import static se.leap.bitmaskclient.firewall.FirewallManager.BITMASK_CHAIN; +import static se.leap.bitmaskclient.utils.Cmd.runBlockingCmd; + +class ShutdownIPv6FirewallTask extends AsyncTask<Void, Boolean, Boolean> { + + private WeakReference<FirewallCallback> callbackWeakReference; + + ShutdownIPv6FirewallTask(FirewallCallback callback) { + callbackWeakReference = new WeakReference<>(callback); + } + + @Override + protected Boolean doInBackground(Void... voids) { + boolean success; + StringBuilder log = new StringBuilder(); + String[] deleteChain = new String[]{ + "su", + "id", + "ip6tables --delete OUTPUT --jump " + BITMASK_CHAIN, + "ip6tables --flush " + BITMASK_CHAIN, + "ip6tables --delete-chain " + BITMASK_CHAIN + }; + try { + success = runBlockingCmd(deleteChain, log) == 0; + } catch (Exception e) { + e.printStackTrace(); + Log.e(FirewallManager.TAG, log.toString()); + return false; + } + + try { + boolean allowSu = log.toString().contains("uid=0"); + callbackWeakReference.get().onSuRequested(allowSu); + } catch (Exception e) { + //ignore + } + return success; + } + + @Override + protected void onPostExecute(Boolean result) { + super.onPostExecute(result); + FirewallCallback callback = callbackWeakReference.get(); + if (callback != null) { + callback.onFirewallStopped(result); + } + } +} |